Which departure time was most reliable for BWI to SMF?
Among qualifying BWI-to-SMF departure window results, Afternoon had the highest on-time rate: 71.7% of 138 flights. Evening was lowest at 48.8% across 170 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Afternoon | 138 | 71.7% | 18.1% | 0.7% |
| Evening | 170 | 48.8% | 32.4% | 0.6% |
Which weekday was most reliable for BWI to SMF?
Among qualifying BWI-to-SMF weekday results, Wednesday had the highest on-time rate: 67.3% of 52 flights. Monday was lowest at 53.8% across 52 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 52 | 53.8% | 32.7% | 0.0% |
| Tuesday | 53 | 66.0% | 24.5% | 0.0% |
| Wednesday | 52 | 67.3% | 17.3% | 0.0% |
| Thursday | 51 | 58.8% | 17.6% | 0.0% |
| Friday | 52 | 59.6% | 25.0% | 1.9% |
| Saturday | 52 | 67.3% | 25.0% | 0.0% |
| Sunday | 52 | 63.5% | 21.2% | 1.9% |
Which airline was most reliable for BWI to SMF?
Only Southwest Airlines met the BWI-to-SMF airline threshold: 62.4% of 364 scheduled flights arrived on time during July 2025–June 2026.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 364 | 62.4% | 23.4% | 0.5% |
Which month was most reliable for BWI to SMF?
Among qualifying BWI-to-SMF month results, September 2025 had the highest on-time rate: 86.7% of 30 flights. December 2025 was lowest at 45.2% across 31 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 31 | 51.6% | 35.5% | 0.0% |
| August 2025 | 31 | 71.0% | 12.9% | 0.0% |
| September 2025 | 30 | 86.7% | 6.7% | 0.0% |
| October 2025 | 31 | 71.0% | 16.1% | 0.0% |
| November 2025 | 29 | 62.1% | 27.6% | 0.0% |
| December 2025 | 31 | 45.2% | 41.9% | 0.0% |
| January 2026 | 31 | 61.3% | 25.8% | 3.2% |
| February 2026 | 28 | 60.7% | 28.6% | 0.0% |
| March 2026 | 31 | 51.6% | 29.0% | 3.2% |
| April 2026 | 30 | 46.7% | 26.7% | 0.0% |
| May 2026 | 31 | 67.7% | 12.9% | 0.0% |
| June 2026 | 30 | 73.3% | 16.7% | 0.0% |
What drove BWI to SMF delay minutes?
Airline was the largest recorded BWI-to-SMF delay category, accounting for 36.4% of 7,208 BTS-attributed delay minutes during July 2025–June 2026.
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